20218563882

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1039}}^1\times {\mathrm{3389}}^1$

素因数の和:4476

約数の個数: 96

約数和(自身を含む): 49499424000

約数和(自身を除く): 29280860118

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 29, 33, 58, 66, 87, 99, 174, 198, 261, 319, 522, 638, 957, 1039, 1914, 2078, 2871, 3117, 3389, 5742, 6234, 6778, 9351, 10167, 11429, 18702, 20334, 22858, 30131, 30501, 34287, 37279, 60262, 61002, 68574, 74558, 90393, 98281, 102861, 111837, 180786, 196562, 205722, 223674, 271179, 294843, 331441, 335511, 542358, 589686, 662882, 671022, 884529, 994323, 1081091, 1769058, 1988646, 2162182, 2982969, 3243273, 3521171, 5965938, 6486546, 7042342, 9729819, 10563513, 19459638, 21127026, 31690539, 38732881, 63381078, 77465762, 102113959, 116198643, 204227918, 232397286, 306341877, 348595929, 612683754, 697191858, 919025631, 1123253549, 1838051262, 2246507098, 3369760647, 6739521294, 10109281941, 20218563882]

約数ペア:

[(1, 20218563882), (2, 10109281941), (3, 6739521294), (6, 3369760647), (9, 2246507098), (11, 1838051262), (18, 1123253549), (22, 919025631), (29, 697191858), (33, 612683754), (58, 348595929), (66, 306341877), (87, 232397286), (99, 204227918), (174, 116198643), (198, 102113959), (261, 77465762), (319, 63381078), (522, 38732881), (638, 31690539), (957, 21127026), (1039, 19459638), (1914, 10563513), (2078, 9729819), (2871, 7042342), (3117, 6486546), (3389, 5965938), (5742, 3521171), (6234, 3243273), (6778, 2982969), (9351, 2162182), (10167, 1988646), (11429, 1769058), (18702, 1081091), (20334, 994323), (22858, 884529), (30131, 671022), (30501, 662882), (34287, 589686), (37279, 542358), (60262, 335511), (61002, 331441), (68574, 294843), (74558, 271179), (90393, 223674), (98281, 205722), (102861, 196562), (111837, 180786)]